:root{--brand:#0a7d3c;--brand2:#0c9a4a;--accent:#e8462d;--ink:#1c2a24;--muted:#6b7c73;--bg:#f6f8f6;--line:#e4ebe6;--radius:14px}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,'Segoe UI',Roboto,Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.6}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1200px;margin:0 auto;padding:0 18px}
.topbar{background:var(--brand);color:#fff;font-size:13px}
.topbar .wrap{display:flex;justify-content:space-between;gap:12px;padding:7px 18px}
.topbar a{color:#fff;font-weight:600}
.tb-addr{opacity:.9}
.site-header{position:sticky;top:0;z-index:50;background:#fff;box-shadow:0 2px 12px rgba(0,0,0,.06)}
.hd{display:flex;align-items:center;gap:20px;padding:12px 18px}
.logo{display:flex;flex-direction:column;line-height:1;font-weight:800}
.logo b{color:var(--brand);font-size:24px;letter-spacing:1px}
.logo span{color:var(--muted);font-size:11px;font-weight:600;letter-spacing:.5px}
nav{margin-left:auto}
.menu{display:flex;gap:6px;list-style:none;align-items:center}
.menu>li>a{padding:10px 12px;display:block;font-weight:600;border-radius:8px}
.menu>li>a:hover{background:var(--bg);color:var(--brand)}
.has-sub{position:relative}
.sub{position:absolute;top:100%;left:0;background:#fff;box-shadow:0 10px 30px rgba(0,0,0,.12);border-radius:10px;list-style:none;min-width:210px;padding:8px;display:none}
.has-sub:hover .sub{display:block}
.sub li a{display:block;padding:9px 12px;border-radius:7px;font-size:14px}
.sub li a:hover{background:var(--bg);color:var(--brand)}
.menu-toggle{display:none;font-size:24px;background:none;border:none;margin-left:auto;cursor:pointer}
.hero{background:linear-gradient(135deg,#0a7d3c,#0c9a4a 60%,#12b45a);color:#fff;text-align:center;padding:70px 0}
.hero h1{font-size:40px;font-weight:800;margin-bottom:10px}
.hero p{font-size:18px;opacity:.95;margin-bottom:24px}
.hero-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-block;padding:12px 22px;border-radius:30px;font-weight:700;background:var(--brand);color:#fff;border:none;cursor:pointer;transition:.15s;text-align:center}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(10,125,60,.3)}
.btn-zalo{background:#0068ff}.btn-call{background:var(--accent)}
.btn-out{background:rgba(255,255,255,.15);border:2px solid #fff}
.sec{padding:44px 0}
.sec-t{font-size:26px;font-weight:800;margin-bottom:22px;color:var(--ink);position:relative;padding-bottom:8px}
.sec-t:after{content:"";position:absolute;left:0;bottom:0;width:60px;height:3px;background:var(--brand)}
.sec-t small{font-size:15px;color:var(--muted);font-weight:600}
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:16px}
.tile{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:1;box-shadow:0 4px 14px rgba(0,0,0,.08)}
.tile img{width:100%;height:100%;object-fit:cover;transition:.3s}
.tile:hover img{transform:scale(1.06)}
.tile span{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(transparent,rgba(0,0,0,.75));color:#fff;padding:26px 14px 12px;font-weight:700;display:flex;flex-direction:column}
.tile small{font-weight:500;opacity:.9}
.svcs{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.svc{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:.2s}
.svc:hover{border-color:var(--brand);box-shadow:0 8px 24px rgba(0,0,0,.08)}
.svc h3{color:var(--brand);margin-bottom:8px;font-size:19px}
.svc p{color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.2s;display:block}
.card:hover{box-shadow:0 10px 26px rgba(0,0,0,.12);transform:translateY(-3px)}
.card-img{aspect-ratio:1;overflow:hidden;background:var(--bg)}
.card-img img{width:100%;height:100%;object-fit:cover;transition:.3s}
.card:hover .card-img img{transform:scale(1.05)}
.card-body{padding:12px 14px}
.card-body h3{font-size:15px;font-weight:600;margin-bottom:6px;min-height:42px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.price{color:var(--accent);font-weight:800;font-size:17px}
.center{text-align:center;margin-top:26px}
.crumb{font-size:13px;color:var(--muted);margin-bottom:14px}
.crumb a{color:var(--brand)}
.toolbar{display:flex;gap:10px;margin-bottom:20px;flex-wrap:wrap}
.toolbar input,.toolbar select{padding:10px 14px;border:1px solid var(--line);border-radius:10px;font-size:14px}
.toolbar input{flex:1;min-width:200px}
.pd{display:grid;grid-template-columns:1fr 1fr;gap:34px;margin-bottom:20px}
.pd-main{border-radius:var(--radius);overflow:hidden;background:var(--bg);aspect-ratio:1}
.pd-main img{width:100%;height:100%;object-fit:cover}
.pd-thumbs{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.pd-thumbs img{width:70px;height:70px;object-fit:cover;border-radius:8px;cursor:pointer;border:2px solid var(--line)}
.pd-thumbs img:hover{border-color:var(--brand)}
.pd-info h1{font-size:26px;margin-bottom:12px}
.pd-price{font-size:30px;color:var(--accent);font-weight:800;margin-bottom:20px}
.order-btns{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.pd-note{background:var(--bg);border-radius:10px;padding:14px;font-size:14px;color:var(--muted);margin-bottom:18px}
.pd-desc{line-height:1.8}
.article .content{line-height:1.9;max-width:900px}
.article .content h2,.article .content h3{margin:22px 0 10px;color:var(--brand)}
.article .content p{margin-bottom:14px}
.article .content ul{margin:0 0 14px 22px}
.article .content img{border-radius:10px;margin:14px 0}
.cta-box{margin-top:34px;background:var(--bg);border-radius:var(--radius);padding:26px;text-align:center}
.cta-box h3{margin-bottom:14px}
.cta-box .order-btns{justify-content:center}
.contact{display:grid;grid-template-columns:1fr 1fr;gap:30px}
.ct-info p{margin-bottom:10px}.ct-info a{color:var(--brand);font-weight:600}
.ct-info h3{margin-bottom:14px}.ct-info .order-btns{margin-top:18px}
.ct-form{background:var(--bg);padding:24px;border-radius:var(--radius);display:flex;flex-direction:column;gap:12px}
.ct-form input,.ct-form textarea{padding:12px;border:1px solid var(--line);border-radius:10px;font-family:inherit;font-size:15px}
.ct-form small{color:var(--muted)}
.site-footer{background:#12261b;color:#cfe0d6;margin-top:40px;padding:44px 0 0}
.fcols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}
.fcols h4{color:#fff;margin-bottom:12px}
.fcols ul{list-style:none}.fcols li{margin-bottom:7px}
.fcols a:hover{color:#fff}
.copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding:16px 0;text-align:center;font-size:13px;opacity:.8}
.fab{position:fixed;right:16px;width:54px;height:54px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;box-shadow:0 6px 18px rgba(0,0,0,.25);z-index:60;font-size:14px}
.fab.zalo{bottom:80px;background:#0068ff}
.fab.call{bottom:16px;background:var(--accent);font-size:22px}
@media(max-width:860px){
 .tb-addr{display:none}
 nav{position:fixed;inset:0 0 0 auto;width:82%;max-width:320px;background:#fff;transform:translateX(100%);transition:.25s;box-shadow:-4px 0 24px rgba(0,0,0,.15);padding-top:60px;overflow:auto}
 body.nav-open nav{transform:translateX(0)}
 .menu{flex-direction:column;align-items:stretch;gap:0}
 .menu>li>a{padding:14px 18px;border-bottom:1px solid var(--line)}
 .sub{position:static;display:block;box-shadow:none;padding-left:16px}
 .menu-toggle{display:block}
 .hero h1{font-size:28px}.hero p{font-size:15px}
 .pd{grid-template-columns:1fr;gap:20px}
 .contact{grid-template-columns:1fr}
 .fcols{grid-template-columns:1fr}
}